Solar System Vocabulary Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Solar System | the Sun, the planets and all the objects that orbit the Sun
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| planets | the large bodies in space that orbit a star and do not produce its own light
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| orbit | the path of an object as it circles around another object in outer space
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| moon | a natural object that revolves around a planet
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| Earth | the only planet in the solar system on which life is known to exist
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| satellite | a natural object (such as a moon) or human built object (such as a communication satellite) that revolves around another object in space
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| comet | frozen chunk of dust, ice, and gases that orbits the Sun
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| Sun | the star that is made of mostly hydrogen and helium gases, and supplies the heat and light that sustains life on Earth
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| meteor | a piece of rock or metal from space (asteroids) that falls and enters Earth's atmosphere and burns up (also known as a falling star)
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| gravity | an invisible force that pulls objects toward each other
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| revolution | the movement of an object around another object or point; the trip that a planet takes around the Sun
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| atmosphere | a layer of gases surrounding a planet
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| axis | an imaginary straight line through the center of a planet, around which the object spins or rotates
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| tilt | to slant or be in a sloping position; this causes the seasons on Earth
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| meteorite | a meteor that hits the Earth
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| hemisphere | half of the Earth
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| rotation | the spinning motion of a planet on its axis as it revolves around the Sun; this indicates the length of the planet's day
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| shuttle | a two-way, re-usable space vehicle
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| space probes | one-way space vehicles loaded with instruments to pursue science investigations in space
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| terrestrial | another name for the inner planets
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| star | a body in space that gives off light like our Sun; the center of our solar system
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| astronomers | a scientist who studies stars and other objects in space
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| space | the area that reaches in all directions with no limit
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| gases | matter that has the same form as air and can spread to fill all space open to them
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| universe | all space and everything in it
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| asteroid belt | the group of thousands of rocks that revolve around the Sun in an orbit between Mars and Jupiter
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| astronaut | a person trained for traveling in space
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| telescope | an optical instrument used for making distant objects appear closer and larger; used for looking at objects in outer space
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| lunar | relating to the moon
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| constellation | any of the 88 groups of stars as seen from Earth that represent animals, objects or mythological people
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| day | length of time a planet takes to make one complete turn on its axis
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| year | length of time a planet takes to make one complete revolution around the Sun
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| crater | a bowl-shaped hole made by an object hitting another object
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| asteroid | a rocky object that orbits the Sun and is mostly in an area between Mars and Jupiter or past Neptune
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Anderson11
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